The Mt X Trunk Bag Uses A Unique Material Process To Provide Our Largest, Stiffest, And Most Weather Resistant Mt X Series Bag. In Addition To The Expandable Top Section And Rear Water Bottle Holder, The Side Panels Expand To Full Panniers Maximizing Capacity. Compatible With All Mt X Quick Track(TM) Racks With Attachable Side Frames. Mt X Dual Side Frames Are Required When Using Panniers On Mt X Beam Racks. Weight: 1160g/2.53lb. Capacity: 22.6 L/1380ci The Topeak MTX Trunk Bag DXP is a versatile and durable storage solution designed for cyclists seeking reliable gear organization during rides. Made with high-quality materials, this trunk bag offers ample space for essentials while maintaining a compact profile that fits seamlessly on your bike rack. Its weather-resistant construction ensures your belongings stay dry in various riding conditions, making it an ideal choice for both commuting and touring adventures. The bag features an easy-to-access main compartment, multiple smaller pockets for organization, and a secure mounting system compatible with Topeak&';s MTX racks for quick attachment and removal. The sleek design complements a wide range of bike styles, providing functionality without sacrificing aesthetics.Features:Weather-resistant construction protects contents from rain and splashes.Secure mounting system compatible with Topeak MTX racks for easy installation and removal.Ample main compartment with additional smaller pockets for organized storage.Durable, high-quality materials designed for long-lasting performance.Compact yet spacious design suitable for commuting, touring, and recreational riding.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }